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CodeBlocksPortable/WATCOM/samples/clibexam/dosexter.c

28 lines
718 B
C

#include <stdio.h>
#include <dos.h>
#include <fcntl.h>
struct _DOSERROR dos_err;
void main()
{
int handle;
/* Try to open "stdio.h" and then close it */
if( _dos_open( "stdio.h", O_RDONLY, &handle ) != 0 ){
dosexterr( &dos_err );
printf( "Unable to open file\n" );
printf( "exterror (AX) = %d\n", dos_err.exterror );
printf( "errclass (BH) = %d\n", dos_err.errclass );
printf( "action (BL) = %d\n", dos_err.action );
printf( "locus (CH) = %d\n", dos_err.locus );
} else {
printf( "Open succeeded\n" );
if( _dos_close( handle ) != 0 ) {
printf( "Close failed\n" );
} else {
printf( "Close succeeded\n" );
}
}
}